code: def _all_identical(values):
      """Check that the identities of all values are the same."""
      return _pairwise_all(is_, values)
  
imports: from collections.abc import Collection
  from datetime import datetime
  from functools import partial, reduce
  from operator import eq, is_
  import numpy
  from satpy.writers.utils import flatten_dict
label_desc: Use image node_id 18 for calling a global function with example usage: _all_identical(values) and returns: _pairwise_all